[ATM]: handle sysfs errors

Signed-off-by: Jeff Garzik <jeff@garzik.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/net/atm/atm_sysfs.c b/net/atm/atm_sysfs.c
index c0a4ae2..62f6ed1 100644 (file)
--- a/net/atm/atm_sysfs.c
+++ b/net/atm/atm_sysfs.c
@@ -141,7 +141,7 @@ static struct class atm_class = {
 int atm_register_sysfs(struct atm_dev *adev)
 {
        struct class_device *cdev = &adev->class_dev;
-       int i, err;
+       int i, j, err;
 
        cdev->class = &atm_class;
        class_set_devdata(cdev, adev);
@@ -151,10 +151,19 @@ int atm_register_sysfs(struct atm_dev *adev)
        if (err < 0)
                return err;
 
-       for (i = 0; atm_attrs[i]; i++)
-               class_device_create_file(cdev, atm_attrs[i]);
+       for (i = 0; atm_attrs[i]; i++) {
+               err = class_device_create_file(cdev, atm_attrs[i]);
+               if (err)
+                       goto err_out;
+       }
 
        return 0;
+
+err_out:
+       for (j = 0; j < i; j++)
+               class_device_remove_file(cdev, atm_attrs[j]);
+       class_device_del(cdev);
+       return err;
 }
 
 void atm_unregister_sysfs(struct atm_dev *adev)